
Release Date: 06/2022
TDP05K Advanced Thermal Dispersion Probe Airflow Measuring System Technical Bulletin
Page 25
RS-485 Interface Flow Alarm Configuration
The RS-485 Interface Flow Alarm Configuration sub-menu is only available when either the BACnet or Modbus RTU network is ON (see
BACnet or Modbus RTU Network Configuration menu). Alarm parameters can be configured including high and low alarms, set points,
and alarm delay.
Submenu Selections
Figure 17: RS-485 Flow Alarm Configuration Flowchart
RS-485 Flow Alarm
Configuration Submenu
Selections
Configurable Options
Alarm Low On/Off
Select On or Off.
Alarm High On/Off
Select On or Off.
Alarm Low Setpoint
Choose a value the flow must go below for an alarm condition to exist.
Alarm High Setpoint
Choose a value the flow must surpass for an alarm condition to exist.
Alarm Deadband Setpoint
Choose a value of flow the controller must reach above the Alarm Low Setpoint for Alarm Low or
below the Alarm High Setpoint for Alarm High before an activated alarm resets. The display units are
the same as those chosen in the Display Configuration submenu and flow configuration.
Alarm Delay
Select the amount of time between any alarm condition and the RS-485 interface Flow Alarm Low
and High activation. This value is adjustable between 0 and 10 minutes.
Table 16: RS-485 Flow Alarm Configuration Submenu Selection and Configurable Options
Submenu Selection Display
*Default values shown
1. In the Operator Menu, press
UP or DOWN
to scroll to the RS-485 interface Flow Alarm Configuration submenu.
2. Press
ENTER
.
3. Scroll through the submenu options and make any necessary updates. See Table 16 for a description of the RS-485 interface Flow
Alarm Configuration submenu selection options and their configurable options.
ENTER
ENTER
ENTER
ENTER
ENTER
ENTER
ENTER
ESC
ESC or ENTER
ESC or ENTER
ESC or ENTER
ESC or ENTER
ESC or ENTER
Returns to
Operator Menu
UP
UP
UP
UP
UP
UP
UP
DOWN
DOWN
DOWN
DOWN
DOWN
DOWN
DOWN
ENTER
ESC